Headache rack



FIG. 1 is a rear perspective view of a headache rack showing our new design;

FIG. 2 is a front perspective view of the headache rack shown in FIG. 1;

FIG. 3 is a rear elevation view of the headache rack shown in FIGS. 1 and 2;

FIG. 4 is a right side elevation view of the headache rack shown in FIGS. 1-3, with the left side elevation view being a mirror image thereof;

FIG. 5 is a front elevation view of the headache rack shown in FIGS. 1-4;

FIG. 6 is a top elevation view of the headache rack shown in FIGS. 1-5;

FIG. 7 is a bottom elevation view of the headache rack shown in FIGS. 1-6;

FIG. 8 is a rear perspective view of a headache rack similar to FIG. 1, but showing an alternative internal panel and grate design, which is depicted in broken lines for illustrative purposes only and forming no part of the claimed design; and,

FIG. 9 is a front perspective view of the headache rack as shown in FIG. 8; FIGS. 1-8.

In the drawings, the broken lines depict portions of the article that form no part of the claimed design. 

CLAIM The ornamental design for a headache rack, as shown and described. 